Data
algae

algae

active ARFF Public Domain (CC0) Visibility: public Uploaded 20-02-2024 by Juan Alfaro
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This dataset contains 340 instances concerning the frequencies of seven types of algae populations in different environments.

25 features

L1 (target)numeric6 unique values
0 missing
L2 (target)numeric7 unique values
0 missing
L3 (target)numeric7 unique values
0 missing
L4 (target)numeric7 unique values
0 missing
L5 (target)numeric7 unique values
0 missing
L6 (target)numeric7 unique values
0 missing
L7 (target)numeric7 unique values
0 missing
A1numeric2 unique values
0 missing
A2numeric2 unique values
0 missing
A3numeric2 unique values
0 missing
A4numeric2 unique values
0 missing
A5numeric2 unique values
0 missing
A6numeric2 unique values
0 missing
A7numeric2 unique values
0 missing
A8numeric2 unique values
0 missing
A9numeric2 unique values
0 missing
A10numeric2 unique values
0 missing
A11numeric97 unique values
0 missing
A12numeric104 unique values
0 missing
A13numeric273 unique values
0 missing
A14numeric283 unique values
0 missing
A15numeric271 unique values
0 missing
A16numeric253 unique values
0 missing
A17numeric287 unique values
0 missing
A18numeric195 unique values
0 missing
Show all 25 features

19 properties

NumberOfInstances
316
Number of instances (rows) of the dataset.
NumberOfFeatures
25
Number of attributes (columns) of the dataset.
NumberOfClasses
Number of distinct values of the target attribute (if it is nominal).
NumberOfMissingValues
0
Number of missing values in the dataset.
NumberOfInstancesWithMissingValues
0
Number of instances with at least one value missing.
NumberOfNumericFeatures
25
Number of numeric attributes.
NumberOfSymbolicFeatures
0
Number of nominal attributes.
PercentageOfBinaryFeatures
0
Percentage of binary attributes.
PercentageOfInstancesWithMissingValues
0
Percentage of instances having missing values.
PercentageOfMissingValues
0
Percentage of missing values.
AutoCorrelation
Average class difference between consecutive instances.
Dimensionality
0.08
Number of attributes divided by the number of instances.
PercentageOfNumericFeatures
100
Percentage of numeric attributes.
MajorityClassPercentage
Percentage of instances belonging to the most frequent class.
PercentageOfSymbolicFeatures
0
Percentage of nominal attributes.
MajorityClassSize
Number of instances belonging to the most frequent class.
MinorityClassPercentage
Percentage of instances belonging to the least frequent class.
MinorityClassSize
Number of instances belonging to the least frequent class.
NumberOfBinaryFeatures
0
Number of binary attributes.
Show all 19 properties

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